:root {
  --paper: #f5f3eb;
  --paper-2: #ebe8dc;
  --ink: #10211b;
  --muted: #64716c;
  --line: rgba(16, 33, 27, .13);
  --lime: #c9f25e;
  --lime-deep: #a9db2d;
  --mint: #d8f5e9;
  --blue: #315cdd;
  --white: #fffefa;
  --radius-lg: 36px;
  --radius-md: 22px;
  --shadow: 0 30px 80px rgba(29, 50, 40, .13);
  --sans: "Avenir Next", Avenir, "SF Pro Display", "PingFang HK", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button, input, textarea { font: inherit; }
.skip-link { position: fixed; z-index: 1000; top: 8px; left: 8px; padding: 10px 14px; background: var(--ink); color: #fff; border-radius: 8px; transform: translateY(-150%); }
.skip-link:focus { transform: none; }

.site-header { width: min(1440px, 100%); margin: 0 auto; min-height: 82px; padding: 0 clamp(22px, 5vw, 76px); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: center; width: fit-content; text-decoration: none; font-size: 24px; font-weight: 750; letter-spacing: -.055em; }
.wordmark-mark { display: inline-grid; place-items: center; width: 31px; height: 31px; margin-right: 9px; color: var(--lime); background: var(--ink); border-radius: 50% 50% 50% 12px; font-size: 15px; font-weight: 900; letter-spacing: 0; transform: rotate(-4deg); }
.wordmark-dot { color: var(--blue); }
.desktop-nav { display: flex; align-items: center; gap: 32px; }
.desktop-nav a { color: #35463f; font-size: 14px; font-weight: 600; text-decoration: none; }
.desktop-nav a:hover { color: var(--blue); }
.header-actions { display: flex; justify-content: flex-end; align-items: center; gap: 12px; }
.language-toggle { width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 50%; color: var(--ink); background: transparent; cursor: pointer; }

/* ---- Bilingual (English / Traditional Chinese) ----------------------------
   Both languages live in the same document. Each translated run of text is
   wrapped in an inline <span class="i18n" lang="…">, so element counts,
   :nth-child rules and grid/flex layouts are untouched by translation.
   English is the default and is what renders if JS never runs; the toggle
   only adds data-lang to <html>. Nothing is hidden by default, so the page
   degrades to plain English rather than to a blank page. */
html:not([data-lang="zh-Hant"]) .i18n[lang="zh-Hant"] { display: none; }
html[data-lang="zh-Hant"] .i18n[lang="en"] { display: none; }
html[data-lang="zh-Hant"] .i18n[lang="zh-Hant"] { display: inline; }

/* Chinese display type needs its own metrics. Han characters are full-width,
   so the Latin sizes set above overflow their columns and wrap mid-phrase —
   "英文，自己掌握。" broke after 掌 at 88px. The negative tracking that tightens
   Latin display type also makes Han glyphs collide, so it is reset to zero,
   and line-height is loosened because Han has no ascender/descender rhythm to
   make .93 readable. Sizes land around 0.72-0.8x the Latin equivalent. */
html[data-lang="zh-Hant"] .hero h1 { font-size: clamp(40px, 4.4vw, 70px); letter-spacing: 0; line-height: 1.14; }
html[data-lang="zh-Hant"] :is(.section-heading, .team-intro, .safety-copy, .app-copy) h2 { font-size: clamp(34px, 4.2vw, 58px); letter-spacing: 0; line-height: 1.2; }
html[data-lang="zh-Hant"] .purpose-statement h2 { font-size: clamp(34px, 4.7vw, 64px); letter-spacing: 0; line-height: 1.18; }
html[data-lang="zh-Hant"] .closing-inner h2 { font-size: clamp(44px, 6.6vw, 90px); letter-spacing: 0; line-height: 1.12; }
html[data-lang="zh-Hant"] .experience-copy h3 { font-size: clamp(28px, 3.1vw, 45px); letter-spacing: 0; line-height: 1.24; }
html[data-lang="zh-Hant"] .preview-copy h2 { font-size: clamp(24px, 2.4vw, 34px); letter-spacing: 0; line-height: 1.25; }
html[data-lang="zh-Hant"] .device-phone h3 { font-size: clamp(22px, 2.3vw, 31px); letter-spacing: 0; line-height: 1.25; }
html[data-lang="zh-Hant"] .policy-hero h1 { font-size: clamp(42px, 5.8vw, 78px); letter-spacing: 0; line-height: 1.14; }
html[data-lang="zh-Hant"] :is(.feature-lines h3, .team-copy h3, .policy-content h2) { letter-spacing: 0; }

@media (max-width: 620px) {
  html[data-lang="zh-Hant"] .hero h1 { font-size: clamp(34px, 9.5vw, 48px); }
  html[data-lang="zh-Hant"] :is(.section-heading, .team-intro, .safety-copy, .app-copy) h2 { font-size: 34px; }
  html[data-lang="zh-Hant"] .purpose-statement h2 { font-size: 36px; }
  html[data-lang="zh-Hant"] .closing-inner h2 { font-size: clamp(36px, 11vw, 56px); }
}

.lang-switch { display: inline-flex; padding: 3px; background: rgba(16, 33, 27, .06); border-radius: 999px; }
.lang-switch button { min-width: 36px; height: 30px; padding: 0 9px; border: 0; border-radius: 999px; color: var(--muted); background: transparent; font-size: 12px; font-weight: 800; cursor: pointer; transition: background .18s ease, color .18s ease; }
.lang-switch button[aria-pressed="true"] { color: var(--ink); background: var(--white); box-shadow: 0 2px 8px rgba(16, 33, 27, .12); }
.lang-switch button:hover { color: var(--ink); }
/* The header copy and the mobile-menu copy are mutually exclusive: the header
   one would crowd out the "Start learning" button on a narrow phone, and the
   menu one only exists once the hamburger does (<=760px). */
.mobile-menu .lang-switch { display: none; justify-self: center; margin-top: 6px; padding-top: 10px; border-top: 1px solid var(--line); border-radius: 0; background: transparent; }
@media (max-width: 760px) {
  .header-actions .lang-switch { display: none; }
  .mobile-menu .lang-switch { display: inline-flex; }
}

.button { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 52px; padding: 0 22px; border: 1px solid transparent; border-radius: 999px; text-decoration: none; font-size: 14px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-small { min-height: 42px; padding: 0 18px; }
.button-dark { color: #fff; background: var(--ink); }
.button-primary { background: var(--lime); box-shadow: 0 10px 24px rgba(169, 219, 45, .24); }
.button-primary:hover { background: #d4fb72; box-shadow: 0 14px 30px rgba(169, 219, 45, .32); }

.shell { width: min(1440px, 100%); margin: 0 auto; padding-left: clamp(22px, 5vw, 76px); padding-right: clamp(22px, 5vw, 76px); }
.hero { min-height: calc(100vh - 82px); padding-top: clamp(64px, 8vw, 120px); padding-bottom: clamp(70px, 9vw, 130px); display: grid; grid-template-columns: .94fr 1.06fr; gap: clamp(46px, 7vw, 110px); align-items: center; overflow: hidden; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 26px; color: #4d5e57; font-size: 12px; font-weight: 750; letter-spacing: .11em; text-transform: uppercase; }
.eyebrow > span:first-child { width: 8px; height: 8px; background: var(--blue); border-radius: 50%; box-shadow: 0 0 0 5px rgba(49, 92, 221, .11); }
.hero h1 { margin: 0; max-width: 760px; font-size: clamp(56px, 6.1vw, 98px); font-weight: 650; letter-spacing: -.075em; line-height: .93; }
.hero h1 em { color: var(--blue); font-family: Georgia, "Times New Roman", serif; font-weight: 400; }
.hero-lede { max-width: 620px; margin: 32px 0 0; color: var(--muted); font-size: clamp(17px, 1.4vw, 21px); line-height: 1.65; }
.hero-actions { display: flex; align-items: center; gap: 26px; margin-top: 38px; }
.text-link { color: #33463e; font-size: 14px; font-weight: 700; text-underline-offset: 5px; }
.hero-proof { display: flex; gap: 14px 24px; flex-wrap: wrap; margin-top: 36px; color: #50625a; font-size: 12px; font-weight: 700; }
.hero-proof > span { display: flex; align-items: center; gap: 8px; }
.hero-proof > span::before { content: "✓"; display: grid; place-items: center; width: 18px; height: 18px; color: var(--ink); background: var(--mint); border-radius: 50%; font-size: 10px; }

.product-frame { position: relative; padding: 22px; min-height: 600px; background: var(--ink); border-radius: var(--radius-lg); color: #fff; box-shadow: var(--shadow); transform: rotate(1.1deg); isolation: isolate; }
.product-frame::before { content: ""; position: absolute; z-index: -1; width: 420px; height: 420px; right: -130px; top: -140px; border: 86px solid rgba(201, 242, 94, .18); border-radius: 50%; }
.product-frame::after { content: ""; position: absolute; z-index: -1; width: 270px; height: 270px; left: -80px; bottom: -120px; background: rgba(49, 92, 221, .35); filter: blur(20px); border-radius: 50%; }
.product-topbar { display: flex; justify-content: space-between; align-items: center; }
.mini-wordmark { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 750; }
.mini-wordmark span { display: grid; place-items: center; width: 26px; height: 26px; color: var(--ink); background: var(--lime); border-radius: 9px; }
.secure-pill { display: flex; align-items: center; gap: 7px; padding: 8px 11px; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255,255,255,.12); border-radius: 999px; color: #dce6e1; font-size: 10px; font-weight: 700; }
.secure-pill i { width: 6px; height: 6px; background: var(--lime); border-radius: 50%; }
.preview-modes { display: flex; width: fit-content; margin: 30px 18px 0; padding: 4px; background: rgba(255,255,255,.07); border-radius: 999px; }
.preview-modes > span { padding: 7px 11px; color: #8fa098; border-radius: 999px; font-size: 9px; font-weight: 700; }
.preview-modes > span:first-child { color: var(--ink); background: var(--lime); }
.preview-copy { margin: 44px 18px 0; }
.preview-kicker { color: #9db0a8; font-size: 11px; text-transform: uppercase; letter-spacing: .12em; }
.preview-copy h2 { margin: 13px 0 5px; font-size: clamp(30px, 3vw, 42px); font-weight: 600; letter-spacing: -.045em; }
.preview-copy p { margin: 0; color: #9db0a8; }
.topic-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 32px 18px 0; }
.topic-row button { display: flex; flex-direction: column; align-items: flex-start; gap: 20px; min-height: 110px; padding: 15px; color: #f9fbfa; background: rgba(255,255,255,.075); border: 1px solid rgba(255,255,255,.10); border-radius: 18px; text-align: left; cursor: default; }
.topic-row button:first-child { color: var(--ink); background: var(--lime); }
.topic-row button > span:first-child { font-size: 20px; }
.chat-preview { display: flex; align-items: flex-end; gap: 11px; margin: 38px 18px 0; }
.preview-avatar { flex: 0 0 38px; display: grid; place-items: center; width: 38px; height: 38px; color: var(--ink); background: #ff917e; border-radius: 50% 50% 14px 50%; font-size: 13px; font-weight: 900; }
.preview-message { max-width: 330px; padding: 14px 17px; color: #25332e; background: #fff; border-radius: 18px 18px 18px 5px; font-size: 13px; line-height: 1.5; }
.preview-input { position: absolute; left: 40px; right: 40px; bottom: 32px; display: flex; justify-content: space-between; align-items: center; min-height: 54px; padding: 0 10px 0 18px; color: #91a199; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.13); border-radius: 999px; font-size: 12px; }
.preview-input b { display: grid; place-items: center; width: 36px; height: 36px; color: var(--ink); background: var(--lime); border-radius: 50%; }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .desktop-nav { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { max-width: 780px; }
  .product-frame { width: min(680px, 100%); justify-self: center; }
}

@media (max-width: 620px) {
  .site-header { min-height: 70px; padding: 0 18px; }
  .wordmark { font-size: 21px; }
  .wordmark-mark { width: 28px; height: 28px; }
  .language-toggle { display: none; }
  .button-small { min-height: 38px; padding: 0 13px; font-size: 12px; }
  .hero { min-height: 0; padding-top: 56px; gap: 54px; }
  .hero h1 { font-size: clamp(50px, 14.5vw, 72px); }
  .hero-lede { margin-top: 24px; font-size: 16px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 20px; }
  .hero-proof { gap: 12px 18px; }
  .product-frame { min-height: 530px; padding: 18px; border-radius: 28px; transform: none; }
  .preview-modes { margin: 24px 10px 0; }
  .preview-copy { margin: 36px 10px 0; }
  .topic-row { margin: 26px 10px 0; overflow: auto; grid-template-columns: repeat(3, 112px); }
  .chat-preview { margin: 32px 10px 0; }
  .preview-input { left: 28px; right: 28px; bottom: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Shared editorial sections */
.mobile-menu { display: none; position: relative; }
.mobile-menu summary { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 50%; cursor: pointer; list-style: none; }
.mobile-menu summary::-webkit-details-marker { display: none; }
.mobile-menu summary span { width: 15px; height: 1px; margin: 2px 0; background: var(--ink); }
.mobile-menu nav { position: absolute; top: 49px; right: 0; z-index: 20; display: grid; width: 210px; padding: 10px; background: var(--white); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); }
.mobile-menu nav a { padding: 12px 13px; border-radius: 10px; text-decoration: none; font-size: 14px; font-weight: 650; }
.mobile-menu nav a:hover { background: var(--paper); }
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.section { padding-top: clamp(100px, 12vw, 180px); padding-bottom: clamp(100px, 12vw, 180px); }
.section-label { margin: 0 0 22px; color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.section-heading { display: grid; grid-template-columns: 1.25fr .75fr; gap: 70px; align-items: end; margin-bottom: 78px; }
.section-heading .section-label { grid-column: 1 / -1; margin-bottom: -40px; }
.section-heading h2, .team-intro h2, .safety-copy h2, .app-copy h2 { margin: 0; font-size: clamp(46px, 5.6vw, 78px); font-weight: 570; letter-spacing: -.065em; line-height: 1; }
.section-heading > p:last-child, .team-intro > p, .app-copy > p { margin: 0; color: var(--muted); font-size: 17px; line-height: 1.75; }

.trust-strip { padding: 34px 0; background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.trust-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.5; }
.trust-grid strong { display: block; margin-bottom: 3px; color: var(--ink); font-size: 14px; }

.experience-stage { display: grid; grid-template-columns: .82fr 1.18fr; min-height: 620px; overflow: hidden; background: var(--ink); border-radius: 36px; color: #fff; box-shadow: var(--shadow); }
.experience-copy { position: relative; padding: clamp(42px, 5vw, 76px); }
.experience-index { position: absolute; right: 35px; top: 30px; color: rgba(255,255,255,.16); font-family: Georgia, serif; font-size: 74px; font-style: italic; }
.mini-label { margin: 0 0 28px; color: var(--lime); font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.experience-copy h3 { margin: 0; max-width: 480px; font-size: clamp(38px, 4.2vw, 60px); font-weight: 560; letter-spacing: -.055em; line-height: 1.02; }
.experience-copy > p:not(.mini-label) { margin: 28px 0 0; color: #aebbb5; font-size: 15px; line-height: 1.75; }
.check-list { display: grid; gap: 13px; margin: 34px 0 0; padding: 0; list-style: none; }
.check-list li { display: flex; gap: 11px; color: #dfe7e3; font-size: 13px; line-height: 1.5; }
.check-list li::before { content: "✓"; flex: 0 0 20px; display: grid; place-items: center; width: 20px; height: 20px; color: var(--ink); background: var(--lime); border-radius: 50%; font-size: 10px; font-weight: 900; }
.companion-showcase { padding: clamp(25px, 3.5vw, 48px); background: #dceadf; color: var(--ink); }
.showcase-intro { display: flex; justify-content: space-between; gap: 20px; align-items: baseline; margin-bottom: 26px; }
.showcase-intro > span { font-size: 18px; font-weight: 750; letter-spacing: -.02em; }
.showcase-intro small { color: #61736a; font-size: 10px; font-weight: 650; text-transform: uppercase; letter-spacing: .08em; }
.companion-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; height: calc(100% - 50px); }
.companion-grid article { position: relative; display: flex; flex-direction: column; justify-content: flex-end; min-height: 240px; padding: 20px; overflow: hidden; background: rgba(255,255,255,.54); border: 1px solid rgba(16,33,27,.08); border-radius: 26px; }
.companion-grid article:nth-child(2) { background: #e9e0f4; }
.companion-grid article:nth-child(3) { background: #d9e4f4; }
.companion-grid article:nth-child(4) { background: #e6ecd4; }
.companion-grid h4 { position: relative; z-index: 2; margin: 0; font-size: 20px; letter-spacing: -.03em; }
.companion-grid p { position: relative; z-index: 2; margin: 3px 0 0; color: #617068; font-size: 11px; }
.companion-sprite { background-image: url("../images/alphafy-companions-sheet.png"); background-repeat: no-repeat; background-size: 200% 200%; background-color: transparent; }
/* background-size is a percentage of THIS element's box, so the sprite must be
   square or the 1254x1254 sheet gets stretched — inset alone gave a
   card-width x card-height box (a landscape card made it 1.39x too wide),
   which squashed the characters.
   The box also has to fit *inside* the card, and which axis limits it depends
   on the card's own shape: wide cards are limited by height, narrow phone
   cards by width. 100cqw/100cqh ask the card directly so min() picks the right
   one at every width — sizing by height alone clipped ~70px off each side of a
   character at 360px, and no guessed breakpoint covers both ends. */
.companion-grid article { container-type: size; }
.companion-grid .companion-sprite {
  position: absolute; left: 50%; bottom: 48px; transform: translateX(-50%);
  width: min(100cqw - 16px, 100cqh - 50px);
  height: min(100cqw - 16px, 100cqh - 50px);
  background-size: 200% 200%;
}
.companion-sol { background-position: 0 0; }
.companion-mallow { background-position: 100% 0; }
.companion-orbit { background-position: 0 100%; }
.companion-fern { background-position: 100% 100%; }
.chat-preview .companion-sprite { flex: 0 0 48px; width: 48px; height: 48px; border-radius: 16px; background-color: #f5d4bd; }

.feature-lines { margin-top: 62px; border-top: 1px solid var(--line); }
.feature-lines article { display: grid; grid-template-columns: 110px 1fr; gap: 20px; padding: 34px 0; border-bottom: 1px solid var(--line); }
.feature-number { color: var(--blue); font-family: Georgia, serif; font-size: 20px; font-style: italic; }
.feature-lines article > div { display: grid; grid-template-columns: .48fr .52fr; gap: 44px; }
.feature-lines h3 { margin: 0; font-size: 27px; font-weight: 650; letter-spacing: -.04em; }
.feature-lines p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }

.purpose-section { padding: clamp(105px, 13vw, 190px) 0; color: #fff; background: var(--blue); }
.purpose-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(70px, 10vw, 160px); }
.light-label { color: var(--lime); }
.purpose-statement h2 { margin: 0; font-size: clamp(48px, 6.5vw, 88px); font-weight: 540; letter-spacing: -.07em; line-height: .99; }
.purpose-body { align-self: end; }
.purpose-body p { margin: 0; color: #d8e0ff; font-size: 15px; line-height: 1.75; }
.purpose-body .purpose-lede { color: #fff; font-size: 22px; line-height: 1.55; letter-spacing: -.02em; }
.name-story { display: flex; align-items: center; gap: 14px; margin: 45px 0 24px; }
.name-story span { padding: 10px 15px; color: var(--ink); background: var(--lime); border-radius: 999px; font-size: 11px; font-weight: 900; letter-spacing: .12em; }
.name-story b { color: rgba(255,255,255,.55); }
.purpose-body strong { color: #fff; }

.team-section { padding-bottom: 110px; }
.team-intro { display: grid; grid-template-columns: 1fr .55fr; gap: 80px; align-items: end; margin-bottom: 74px; }
.team-list { border-top: 1px solid var(--line); }
.team-member { display: grid; grid-template-columns: 100px .8fr 1fr; gap: clamp(26px, 5vw, 78px); align-items: center; padding: 37px 0; border-bottom: 1px solid var(--line); }
.team-monogram { display: grid; place-items: center; width: 78px; height: 78px; border-radius: 50% 50% 18px 50%; font-size: 18px; font-weight: 850; letter-spacing: -.03em; }
.monogram-alvin { background: var(--lime); }
.monogram-yashal { color: #fff; background: var(--blue); border-radius: 50% 18px 50% 50%; }
.monogram-eric { background: #ffb5a8; border-radius: 18px 50% 50% 50%; }
.team-copy h3 { margin: 0; font-size: 28px; letter-spacing: -.04em; }
.team-copy p { margin: 13px 0 0; color: #43534c; font-size: 13px; line-height: 1.55; }
.team-copy .school-name { color: var(--muted); }
.team-copy .team-role { margin-top: 5px; color: var(--blue); font-size: 11px; font-weight: 750; text-transform: uppercase; letter-spacing: .07em; }
.team-note { max-width: 510px; color: var(--muted); font-size: 14px; line-height: 1.75; }
.affiliation-note { margin: 24px 0 0; color: #819088; font-size: 11px; }

.safety-section { padding: clamp(95px, 11vw, 165px) 0; background: #ddeee6; }
.safety-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(60px, 9vw, 140px); align-items: center; }
.safety-visual { position: relative; display: grid; place-items: center; min-height: 560px; overflow: hidden; background: var(--ink); border-radius: 50% 50% 30px 50%; }
.safety-orbit { position: absolute; width: 430px; height: 210px; border: 1px solid rgba(201,242,94,.45); border-radius: 50%; transform: rotate(30deg); }
.orbit-two { width: 280px; height: 490px; transform: rotate(60deg); border-color: rgba(255,255,255,.15); }
.safety-core { position: relative; z-index: 2; display: grid; place-items: center; width: 180px; height: 180px; background: var(--lime); border-radius: 50% 50% 24px 50%; text-align: center; transform: rotate(-4deg); }
.safety-core b { position: absolute; top: 35px; font-size: 28px; }
.safety-core span { margin-top: 38px; font-size: 17px; font-weight: 750; line-height: 1.15; }
.safety-copy > p:not(.section-label) { margin: 28px 0 0; color: #50625a; font-size: 16px; line-height: 1.75; }
.safety-points { margin: 42px 0 0; }
.safety-points div { display: grid; grid-template-columns: .8fr 1.2fr; gap: 30px; padding: 19px 0; border-top: 1px solid rgba(16,33,27,.15); }
.safety-points div:last-child { border-bottom: 1px solid rgba(16,33,27,.15); }
.safety-points dt { font-size: 14px; font-weight: 750; }
.safety-points dd { margin: 0; color: #5b6b64; font-size: 13px; line-height: 1.55; }
.policy-links { display: flex; flex-wrap: wrap; gap: 18px 30px; margin-top: 30px; }
.policy-links a { color: var(--blue); font-size: 12px; font-weight: 750; text-underline-offset: 4px; }

.app-section { display: grid; grid-template-columns: .84fr 1.16fr; gap: clamp(70px, 10vw, 150px); align-items: center; }
.app-copy > p { margin-top: 29px; }
.app-bullets { display: flex; gap: 8px; margin: 28px 0; }
.app-bullets > span { padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; color: #4d5e57; font-size: 11px; font-weight: 750; }
.appstore-placeholder { display: inline-flex; align-items: center; gap: 11px; min-width: 186px; padding: 10px 16px; color: #fff; background: #111; border-radius: 12px; }
.appstore-placeholder svg { width: 29px; fill: #fff; }
.appstore-placeholder > span { font-size: 18px; font-weight: 600; line-height: 1.05; }
.appstore-placeholder small { display: block; margin-bottom: 3px; font-size: 9px; font-weight: 500; }
.placeholder-note { margin: 9px 0 0 !important; color: #8b9691 !important; font-size: 10px !important; }
.device-stage { position: relative; min-height: 670px; }
.device-phone { position: absolute; z-index: 2; top: 0; left: 13%; width: min(355px, 68%); min-height: 650px; padding: 24px; overflow: hidden; color: #fff; background: var(--ink); border: 8px solid #fff; border-radius: 52px; box-shadow: var(--shadow); transform: rotate(-4deg); }
.phone-top { display: flex; justify-content: space-between; align-items: center; }
.phone-top > span { width: 78px; height: 23px; background: #050b09; border-radius: 999px; }
.phone-top b { display: grid; place-items: center; width: 28px; height: 28px; color: var(--ink); background: var(--lime); border-radius: 9px; font-size: 12px; }
.device-phone > p { margin: 55px 0 8px; color: #9caea5; font-size: 10px; text-transform: uppercase; letter-spacing: .1em; }
.device-phone h3 { margin: 0; font-size: clamp(29px, 3vw, 40px); font-weight: 570; letter-spacing: -.05em; line-height: 1.05; }
.phone-companion { width: 205px; height: 205px; margin: 25px auto 6px; background-color: #d9e4f4; border-radius: 42% 42% 20% 42%; }
.phone-action { display: flex; justify-content: space-between; align-items: center; min-height: 56px; padding: 0 11px 0 17px; color: var(--ink); background: var(--lime); border-radius: 18px; font-size: 12px; font-weight: 750; }
.phone-action b { display: grid; place-items: center; width: 34px; height: 34px; background: #fff; border-radius: 50%; }
.phone-tabs { position: absolute; left: 24px; right: 24px; bottom: 20px; display: flex; justify-content: space-around; padding: 12px; color: #8ca098; background: rgba(255,255,255,.07); border-radius: 20px; }
.phone-tabs span:first-child { color: var(--lime); }
.device-card { position: absolute; right: 0; bottom: 40px; width: 58%; min-height: 310px; padding: 24px; background: #e7e1f3; border: 8px solid #fff; border-radius: 34px; box-shadow: var(--shadow); transform: rotate(7deg); }
.device-card > span { font-size: 11px; font-weight: 750; text-transform: uppercase; letter-spacing: .08em; }
.map-node { position: absolute; display: grid; place-items: center; width: 88px; height: 88px; background: #fff; border-radius: 50%; font-size: 11px; font-weight: 700; box-shadow: 0 12px 26px rgba(32,35,68,.1); }
.node-one { left: 38%; top: 39%; color: #fff; background: var(--blue); }
.node-two { left: 10%; bottom: 14%; }
.node-three { right: 9%; top: 22%; }

.closing-section { padding: 0 clamp(18px, 3vw, 48px) clamp(18px, 3vw, 48px); background: var(--ink); }
.closing-inner { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 610px; color: var(--ink); background: var(--lime); border-radius: 46px; text-align: center; }
.closing-inner p { margin: 0 0 20px; font-size: 12px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.closing-inner h2 { margin: 0; font-size: clamp(60px, 9vw, 122px); font-weight: 560; letter-spacing: -.075em; line-height: .87; }
.closing-inner .button { margin-top: 38px; color: #fff; background: var(--ink); }

.site-footer { padding: 90px 0 28px; color: #fff; background: var(--ink); }
.footer-main { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; padding-bottom: 70px; }
.footer-wordmark { color: #fff; }
.footer-wordmark .wordmark-mark { color: var(--ink); background: var(--lime); }
.footer-main > div > p { max-width: 360px; margin: 22px 0 0; color: #8fa098; font-size: 13px; line-height: 1.7; }
.footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.footer-links div { display: grid; align-content: start; gap: 14px; }
.footer-links b { margin-bottom: 8px; color: #8fa098; font-size: 10px; text-transform: uppercase; letter-spacing: .1em; }
.footer-links a { width: fit-content; color: #fff; font-size: 13px; text-decoration: none; }
.footer-links a:hover { color: var(--lime); }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 23px; border-top: 1px solid rgba(255,255,255,.12); color: #778a80; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }

/* Policy pages */
.policy-hero { padding-top: 105px; padding-bottom: 70px; border-bottom: 1px solid var(--line); }
.policy-hero h1 { max-width: 900px; margin: 0; font-size: clamp(56px, 8vw, 106px); font-weight: 560; letter-spacing: -.075em; line-height: .92; }
.policy-hero > p:last-child { max-width: 670px; margin: 30px 0 0; color: var(--muted); font-size: 18px; line-height: 1.65; }
.policy-layout { display: grid; grid-template-columns: 270px 1fr; gap: 90px; padding-top: 70px; padding-bottom: 130px; }
.policy-aside { align-self: start; position: sticky; top: 30px; color: var(--muted); font-size: 12px; line-height: 1.7; }
.policy-aside strong { display: block; margin-bottom: 5px; color: var(--ink); }
.policy-content { max-width: 780px; }
.policy-content section { padding: 0 0 46px; margin-bottom: 46px; border-bottom: 1px solid var(--line); }
.policy-content h2 { margin: 0 0 18px; font-size: 29px; letter-spacing: -.04em; }
.policy-content h3 { margin: 27px 0 8px; font-size: 16px; }
.policy-content p, .policy-content li { color: #53625b; font-size: 14px; line-height: 1.8; }
.policy-content ul { padding-left: 20px; }
.notice-box { padding: 24px; background: var(--mint); border-radius: 18px; }

@media (max-width: 980px) {
  .trust-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .section-heading, .team-intro, .purpose-grid, .safety-grid, .app-section { grid-template-columns: 1fr; }
  .section-heading .section-label { margin-bottom: -24px; }
  .section-heading { gap: 46px; }
  .experience-stage { grid-template-columns: 1fr; }
  .companion-showcase { min-height: 650px; }
  .team-intro { gap: 34px; }
  .team-intro > p { max-width: 620px; }
  .safety-visual { min-height: 470px; }
  .app-copy { max-width: 680px; }
  .device-stage { width: min(680px, 100%); justify-self: center; }
}

@media (max-width: 760px) {
  .desktop-nav { display: none; }
  .mobile-menu { display: block; }
  .team-member { grid-template-columns: 76px 1fr; gap: 20px; }
  .team-monogram { width: 66px; height: 66px; }
  .team-note { grid-column: 2; }
  .feature-lines article { grid-template-columns: 48px 1fr; }
  .feature-lines article > div { grid-template-columns: 1fr; gap: 13px; }
  .policy-layout { grid-template-columns: 1fr; gap: 40px; }
  .policy-aside { position: static; }
}

@media (max-width: 620px) {
  .header-actions { gap: 8px; }
  .hero { padding-bottom: 75px; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .section { padding-top: 94px; padding-bottom: 94px; }
  .section-heading { margin-bottom: 52px; }
  .section-heading h2, .team-intro h2, .safety-copy h2, .app-copy h2 { font-size: 45px; }
  .experience-stage { border-radius: 26px; }
  .experience-copy { padding: 38px 25px 45px; }
  .experience-index { right: 20px; font-size: 55px; }
  .companion-showcase { min-height: 570px; padding: 20px; }
  .showcase-intro { align-items: flex-start; flex-direction: column; gap: 5px; }
  .companion-grid { height: 500px; gap: 9px; }
  .companion-grid article { min-height: 0; padding: 13px; border-radius: 20px; }
  .companion-grid h4 { font-size: 16px; }
  .feature-lines { margin-top: 42px; }
  .feature-lines article { padding: 26px 0; }
  .purpose-section { padding: 95px 0; }
  .purpose-statement h2 { font-size: 51px; }
  .purpose-grid { gap: 64px; }
  .purpose-body .purpose-lede { font-size: 19px; }
  .team-member { align-items: start; }
  .team-note { grid-column: 1 / -1; }
  .safety-visual { min-height: 380px; border-radius: 45% 45% 24px 45%; }
  .safety-orbit { width: 330px; }
  .safety-points div { grid-template-columns: 1fr; gap: 7px; }
  .device-stage { min-height: 560px; }
  .device-phone { left: 0; width: 78%; min-height: 540px; padding: 19px; border-radius: 43px; }
  .device-phone > p { margin-top: 38px; }
  .phone-companion { width: 175px; height: 175px; }
  .device-card { width: 62%; min-height: 240px; right: -5px; }
  .map-node { width: 68px; height: 68px; }
  .closing-section { padding: 0 12px 12px; }
  .closing-inner { min-height: 500px; padding: 40px 20px; border-radius: 30px; }
  .footer-main { grid-template-columns: 1fr; }
  .footer-bottom { gap: 20px; flex-direction: column; }
  .policy-hero { padding-top: 72px; }
  .policy-layout { padding-bottom: 90px; }
}
